Find the sum of the infinite series
Follow Math Help Forum on Facebook and Google+
Originally Posted by ihmth Find the sum of the infinite series Re-arrange: where is an infinite geometric series a = 1 and . And you know how to get that sum, right?
Originally Posted by ihmth Find the sum of the infinite series What Mr Fantastic said, but also if you group the terms in threes you will find its a geometric series and we all know how to sum those. RonL
Hello, ihmth! Yet another approach . . . Find the sum of the infinite series: . . Multiply both sides by . . And we have: . Therefore: .
Originally Posted by mr fantastic Re-arrange: where is an infinite geometric series a = 1 and . And you know how to get that sum, right? Tnx
View Tag Cloud